CN215492921U - Highway compactness test detection device - Google Patents
Highway compactness test detection device Download PDFInfo
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- CN215492921U CN215492921U CN202121383345.1U CN202121383345U CN215492921U CN 215492921 U CN215492921 U CN 215492921U CN 202121383345 U CN202121383345 U CN 202121383345U CN 215492921 U CN215492921 U CN 215492921U
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 230000035939 shock Effects 0.000 claims 4
- 239000006096 absorbing agent Substances 0.000 claims 1
- 230000006978 adaptation Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a highway compactness test detection device, which relates to the field of detection devices and comprises a box body, wherein a fixed plate is arranged in the box body, the middle of the bottom end of the fixed plate is fixedly connected with an impact head, and the bottom end of the impact head is hemispherical. According to the utility model, the fixed plate and the impact head are arranged in the box body, the movable plate is lifted by pulling the pull ring fixed at the top end of the box body, so that the connecting rod and the fixed plate are driven to ascend, the telescopic sleeve and the first spring are caused to contract, after the pull ring is loosened, the fixed plate and the impact head impact the road surface under the action of the reaction force and gravity of the first spring, meanwhile, the impact force sensor embedded in the inner wall at the bottom end of the fixed plate senses the impact force and then displays the impact force on the digital display screen, so that a detection worker can calculate the compactness of the road surface according to the depression degree and the impact force value of the road surface, and the detection accuracy is improved.
Description
Technical Field
The utility model relates to the field of detection devices, in particular to a detection device for highway compactness test.
Background
The compactness is one of the key indexes for detecting the construction quality of the roadbed and the pavement, the compactness condition after on-site compaction is represented, the higher the compactness is, the better the overall performance of the material is, therefore, in the construction of the roadbed and the pavement, the rolling process becomes a key process for controlling the construction quality, in the construction, operation, maintenance and repair of highways, the compaction quality of the roadbed and the road surface is an important index for reflecting the construction quality of road engineering, and the strength, rigidity and flatness of the roadbed and the road surface can be ensured only by fully compacting the roadbed and the road surface structure layer, thereby ensuring the service performance and the service life of the roadbed and the pavement, the existing compaction degree detection device has poorer detection precision, meanwhile, the detection result is inconvenient for the staff to observe and record, the detection efficiency of the staff is affected, therefore, it is necessary to provide a device for testing the compaction degree of a highway to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned deficiencies, the present invention provides a device for testing highway compactness; according to the utility model, the fixed plate and the impact head are arranged in the box body, the movable plate is lifted by pulling the pull ring fixed at the top end of the box body, so that the connecting rod and the fixed plate are driven to ascend, the telescopic sleeve and the first spring are caused to contract, after the pull ring is loosened, the fixed plate and the impact head impact the road surface under the action of the reaction force and gravity of the first spring, meanwhile, the impact force sensor embedded in the inner wall at the bottom end of the fixed plate senses the impact force and then displays the impact force on the digital display screen, so that a detection worker can calculate the compactness of the road surface according to the depression degree and the impact force value of the road surface, and the detection accuracy is improved.
In order to achieve the purpose, the utility model provides the following technical scheme: a detection device for a highway compactness test comprises a box body, wherein a fixed plate is arranged in the box body, an impact head is fixedly connected to the middle of the bottom end of the fixed plate, the bottom end of the impact head is hemispherical, a through groove matched with the impact head is formed in the middle of the inner wall of the bottom end of the box body, an impact force sensor is embedded in one side of the inner wall of the bottom end of the box body, the sensing end of the impact force sensor extends into the box body, a connecting rod is fixedly connected to the middle of the upper surface of the fixed plate, a movable plate is arranged at the top end of the box body, a connecting rod groove matched with the connecting rod is formed in the middle of the upper surface of the box body, the top end of the connecting rod penetrates through the connecting rod groove and is fixedly connected with the middle of the lower surface of the movable plate, a plurality of telescopic sleeves distributed in an annular array are fixedly connected to the inner wall of the top end of the box body, one end of the telescopic sleeves, which is far away from the inner wall of the top end of the box body, is fixedly connected with the upper surface of the fixed plate, the outside cover of telescopic tube is equipped with first spring, the both ends of first spring respectively with the top inner wall of box and the upper surface fixed connection of fixed plate.
Preferably, the upper surface of the movable plate is fixedly connected with a pull ring, and the pull ring is arc-shaped.
Preferably, the top of one side of box inlays and is equipped with the digital display screen, impact force sensor passes through wire and digital display screen electric connection.
Preferably, the bottom of the surface of the two ends of the box body is provided with an L-shaped plate, and the top of the two ends of one side of the L-shaped plate close to the box body is fixedly connected with a dovetail slide block.
Preferably, the dovetail sliding grooves matched with the dovetail sliding blocks are formed in the surfaces of the two ends of the box body, the dovetail sliding blocks are located inside the dovetail sliding grooves, the bottom end of each dovetail sliding block is fixedly connected with a second spring, and one end, away from each dovetail sliding block, of each second spring is fixedly connected with the groove bottom of each dovetail sliding groove.
Preferably, a plurality of anti-skidding grooves are formed in the upper surface of the L-shaped plate, and the anti-skidding grooves are distributed horizontally at equal intervals.
Preferably, the lower fixed surface of box is connected with four universal wheels, four the universal wheel is located the lower surface four corners department of box respectively, the both sides surface bottom of box all is provided with stop screw, two the one end that stop screw is close to each other extends to inside the box.
The utility model has the following advantages:
1. according to the utility model, the fixed plate and the impact head are arranged in the box body, the movable plate is lifted by pulling the pull ring fixed at the top end of the box body, so that the connecting rod and the fixed plate are driven to rise, the telescopic sleeve and the first spring are contracted, after the pull ring is loosened, the fixed plate and the impact head impact the road surface under the action of the reaction force and gravity of the first spring, and meanwhile, the impact force sensor embedded in the inner wall at the bottom end of the fixed plate senses the impact force and then displays the impact force on the digital display screen, so that a detector can calculate the compactness of the road surface according to the depression degree and the impact force value of the road surface, and the detection accuracy is improved;
2. according to the utility model, the two L-shaped plates are arranged at the two ends of the box body, so that a worker can step on the two L-shaped plates with feet during detection to enable the two L-shaped plates to be attached to the road surface, the box body is fixed on the ground, the situation that the box body is influenced by the reaction force of impact during detection of the road surface is avoided, the detection precision is further improved, the four universal wheels are arranged, the device is convenient to move, and the practicability of the device is improved.
Drawings
Fig. 1 is a schematic cross-sectional view of the overall structure of the present invention.
Fig. 2 is a schematic side sectional view of the overall structure of the present invention.
FIG. 3 is a top cross-sectional view of the L-shaped plate structure of the present invention.
Fig. 4 is a perspective view of the case structure of the present invention.
Wherein: 1. a box body; 2. a fixing plate; 3. an impact head; 4. a through groove; 5. an impact force sensor; 6. a connecting rod; 7. a movable plate; 8. a connecting rod slot; 9. a telescopic sleeve; 10. a first spring; 11. a pull ring; 12. a digital display screen; 13. an L-shaped plate; 14. a dovetail slide block; 15. a dovetail chute; 16. a second spring; 17. an anti-slip groove; 18. a universal wheel.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 4, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention provides a freeway compactness test detecting device by improving, as shown in fig. 1 and 4, it can be implemented as follows; the impact detection device comprises a box body 1, a fixed plate 2 is arranged in the box body 1, an impact head 3 is fixedly connected to the middle of the bottom end of the fixed plate 2, the bottom end of the impact head 3 is hemispherical, the road surface is impacted through the impact head 3, the compactness of the road surface is obtained through the depression degree and the impact force value of the road surface, the detection is convenient for detection personnel, the detection efficiency is improved, a through groove 4 matched with the impact head 3 is formed in the middle of the inner wall of the bottom end of the box body 1, an impact force sensor 5 is embedded in one side of the inner wall of the bottom end of the box body 1, the model of the impact force sensor 5 is PSCE242K-R090C, the sensing end of the impact force sensor 5 extends into the box body 1, when the impact head 3 impacts the road surface, the fixed plate 2 impacts the inner wall of the bottom end of the box body 1, the sensing end of the impact force sensor 5 is impacted, and the impact force data received by the impact force sensor 5 is transmitted to a digital display screen 12 to be displayed, the middle part of the upper surface of the fixed plate 2 is fixedly connected with a connecting rod 6, the top end of the box body 1 is provided with a movable plate 7, the middle part of the upper surface of the box body 1 is provided with a connecting rod groove 8 matched with the connecting rod 6, the top end of the connecting rod 6 penetrates through the connecting rod groove 8 and is fixedly connected with the middle part of the lower surface of the movable plate 7, the inner wall of the top end of the box body 1 is fixedly connected with a plurality of telescopic sleeves 9 distributed in an annular array, one end of each telescopic sleeve 9, far away from the inner wall of the top end of the box body 1, is fixedly connected with the upper surface of the fixed plate 2, the telescopic sleeves 9 play a role in guiding the movement of the fixed plate 2 and the impact head 3, the outer side of each telescopic sleeve 9 is sleeved with a first spring 10, two ends of the first spring 10 are respectively fixedly connected with the inner wall of the top end of the box body 1 and the upper surface of the fixed plate 2, and can extrude the first spring 10 when the fixed plate 2 ascends, the impact head 3 impacts the road surface after the pull ring 11 is released by the reaction of the first spring 10 and the gravity of the impact head 3 itself.
The upper surface of the movable plate 7 is fixedly connected with a pull ring 11, the pull ring 11 is arc-shaped, the arc-shaped pull ring 11 is convenient for a tester to lift, the movable plate 7 and the connecting rod 6 are driven to move upwards through the pull ring 11, so that the fixed plate 2 and the impact head 3 in the box body 1 move upwards, the telescopic sleeve 9 and the first spring 10 contract simultaneously, the pull ring 11 is loosened, the fixed plate 2 and the impact head 3 fall under the action of the reaction force and the gravity of the first spring 10, the road surface is impacted through the impact head 3, meanwhile, the fixed plate 2 impacts the inner wall of the bottom end of the box body 1, a digital display screen 12 is embedded at the top end of one side of the box body 1, the impact force sensor 5 is electrically connected with the digital display screen 12 through a lead, the impact force received by the impact force sensor 5 is displayed in a numerical mode through the digital display screen 12, the tester can observe and record conveniently, and conveniently obtain the road surface compactness, four universal wheels 18 of lower fixed surface of box 1 are connected with, four universal wheels 18 are located the lower surface four corners department of box 1 respectively, make this device be convenient for remove through four universal wheels 18, have improved the practicality of this device, box 1's both sides surface bottom all is provided with spacing screw 19, two spacing screw 19 one ends that are close to each other extend to box 1 portion through two spacing screw 19 with fixed plate 2 spacing when not using this device, avoid fixed plate 2 to freely remove in box 1 inside.
As shown in fig. 2 and fig. 3, the bottom of the two end surfaces of the box 1 is provided with an L-shaped plate 13, when detecting the road surface, the detector steps on the L-shaped plate 13 with feet to make the L-shaped plate 13 contact with the ground, thereby fixing the box 1 on the road surface, and avoiding the influence of the reaction force on the box 1, the top of the two ends of the side of the L-shaped plate 13 close to the box 1 is fixedly connected with a dovetail slider 14, the two end surfaces of the box 1 are both provided with a dovetail chute 15 matched with the dovetail slider 14, the dovetail slider 14 is located inside the dovetail chute 15, the slot wall of the dovetail chute 15 is fixedly connected with a damping layer, the damping layer is attached to the outer wall of the dovetail slider 14, the friction force of the dovetail slider 14 sliding inside the dovetail chute 15 is increased, the influence of the reaction force on the detection received by the box 1 during the detection is reduced, the detection precision is improved, the bottom end of the dovetail slider 14 is fixedly connected with a second spring 16, one end that dovetail slider 14 was kept away from to second spring 16 and dovetail groove 15's tank bottom fixed connection, it makes to loosen L shaped plate 13 through second spring 16, L shaped plate 13 can automatic re-setting under second spring 16's reaction force, a plurality of anti-skidding recesses 17 have been seted up to L shaped plate 13's upper surface, a plurality of anti-skidding recesses 17 are equidistant horizontal distribution, through being provided with anti-skidding recess 17, frictional force when having increased the testing personnel and having stepped on L shaped plate 13, the staff slips when avoiding detecting, the practicality of this device has been improved.
The working principle of the utility model is as follows:
this device is when using, at first remove the road surface of treating the detection through this device of four universal wheel 18 processing, then rotate two spacing screws 19 and relieve the spacing to fixed plate 2, detection personnel steps on two L shaped plates 13 with the foot, make two L shaped plates 13 move down, until the bottom and the road surface laminating of L shaped plate 13, cause box 1 to fix on the road surface, then the pulling ring 11 that the pulling is located box 1 top, drive fly leaf 7 and connecting rod 6 through pulling ring 11 and move up, and then make fixed plate 2 and the impact head 3 of box 1 inside move up, make telescopic tube 9 and first spring 10 shrink simultaneously, loosen pulling ring 11 again, fixed plate 2 and impact head 3 fall under the effect of the reaction force and the gravity of first spring 10, strike the road surface through impact head 3, fixed plate 2 strikes the bottom inner wall of box 1 simultaneously, inlay and locate in box 1 bottom inner wall impact force sensor 5 will sense and pass to the impact force that digital display 12 shows in the impact force that senses The degree of sinking on the road surface and the impact force numerical value on the digital display screen 12 are calculated to the degree of compaction on road surface to the testing personnel, through reacing the degree of compaction on road surface after detecting many times, this device easy operation, it is high to detect the precision, has improved detection efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A test detection device for freeway compactness comprises a box body (1) and is characterized in that; the shock absorber is characterized in that a fixed plate (2) is arranged inside the box body (1), a shock head (3) is fixedly connected to the middle of the bottom end of the fixed plate (2), the bottom end of the shock head (3) is hemispherical, a through groove (4) matched with the shock head (3) is formed in the middle of the inner wall of the bottom end of the box body (1), an impact force sensor (5) is embedded into one side of the inner wall of the bottom end of the box body (1), the sensing end of the impact force sensor (5) extends into the box body (1), a connecting rod (6) is fixedly connected to the middle of the upper surface of the fixed plate (2), a movable plate (7) is arranged at the top end of the box body (1), a connecting rod groove (8) matched with the connecting rod (6) is formed in the middle of the upper surface of the box body (1), the top end of the connecting rod (6) penetrates through the connecting rod groove (8) and is fixedly connected with the middle of the lower surface of the movable plate (7), the utility model discloses a box, including box (1), the top inner wall fixedly connected with of box (1) is a plurality of telescopic tube (9) that are the annular array and distribute, telescopic tube (9) are kept away from the one end of box (1) top inner wall and are connected with the last fixed surface of fixed plate (2), the outside cover of telescopic tube (9) is equipped with first spring (10), the both ends of first spring (10) respectively with the top inner wall of box (1) and the last fixed surface of fixed plate (2) be connected.
2. The freeway compactness test detecting device according to claim 1, wherein; the upper surface of the movable plate (7) is fixedly connected with a pull ring (11), and the pull ring (11) is arc-shaped.
3. The freeway compactness test detecting device according to claim 1, wherein; the utility model discloses a case, including box (1), box, impact force sensor (5), box, and to be equipped with, the top is equipped with digital display screen (5, the top inlays, the top, the is equipped with digital display screen (12, the is equipped with through wire and is equipped with digital display screen (12, the wire and is equipped with digital display screen (5) is equipped with digital display screen (12, impact force sensor, wire and is connected with digital display screen (5) is connected with digital display, digital display screen (12, impact force sensor, wire and digital display, impact sensor, wire and digital display screen (5) is connected through wire and digital display screen (12) is connected with digital display, digital display screen (12.
4. A freeway compactness test testing apparatus according to claim 1 or 3, characterized in that; the bottom of the surface of the two ends of the box body (1) is provided with an L-shaped plate (13), and the top of the two ends of one side of the L-shaped plate (13) close to the box body (1) is fixedly connected with a dovetail slide block (14).
5. The freeway compactness test detecting device according to claim 4, wherein; dovetail chute (15) with dovetail slider (14) looks adaptation are all seted up on the both ends surface of box (1), dovetail slider (14) are located dovetail chute (15) inside, the bottom fixedly connected with second spring (16) of dovetail slider (14), the one end of dovetail slider (14) and the tank bottom fixed connection of dovetail chute (15) are kept away from in second spring (16).
6. The freeway compactness test detecting device according to claim 4, wherein; a plurality of anti-skidding grooves (17) are seted up to the upper surface of L shaped plate (13), and are a plurality of anti-skidding grooves (17) are equidistant horizontal distribution.
7. The freeway compactness test detecting device according to claim 4, wherein; the lower surface fixed connection of box (1) has four universal wheels (18), four universal wheel (18) are located the lower surface four corners department of box (1) respectively, the both sides surface bottom of box (1) all is provided with stop screw (19), two the one end that stop screw (19) are close to each other extends to inside box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121383345.1U CN215492921U (en) | 2021-06-22 | 2021-06-22 | Highway compactness test detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121383345.1U CN215492921U (en) | 2021-06-22 | 2021-06-22 | Highway compactness test detection device |
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| Publication Number | Publication Date |
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| CN215492921U true CN215492921U (en) | 2022-01-11 |
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| CN202121383345.1U Active CN215492921U (en) | 2021-06-22 | 2021-06-22 | Highway compactness test detection device |
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| CN (1) | CN215492921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116793864A (en) * | 2023-06-27 | 2023-09-22 | 郑晓明 | Roadbed compactness detection method for road detection |
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2021
- 2021-06-22 CN CN202121383345.1U patent/CN215492921U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116793864A (en) * | 2023-06-27 | 2023-09-22 | 郑晓明 | Roadbed compactness detection method for road detection |
| CN116793864B (en) * | 2023-06-27 | 2024-04-02 | 郑晓明 | Roadbed compactness detection method for road detection |
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